Conjugación del verbo inglés
CAN UNDER

Verbo regular: under - undered - undered

Afirmación

Forma simple	Forma con V-ing
I can under you can under he can under we can under you can under they can under	I can be undering you can be undering he can be undering we can be undering you can be undering they can be undering
Perfecto	Perfecto con V-ing
I can have undered you can have undered he can have undered we can have undered you can have undered they can have undered	I can have been undering you can have been undering he can have been undering we can have been undering you can have been undering they can have been undering

Negación

Forma simple	Forma con V-ing
I can't under you can't under he can't under we can't under you can't under they can't under	I can't be undering you can't be undering he can't be undering we can't be undering you can't be undering they can't be undering
Perfecto	Perfecto con V-ing
I can't have undered you can't have undered he can't have undered we can't have undered you can't have undered they can't have undered	I can't have been undering you can't have been undering he can't have been undering we can't have been undering you can't have been undering they can't have been undering

Forma interrogativa

Forma simple	Forma con V-ing
can I under? can you under? can he under? can we under? can you under? can they under?	can I be undering? can you be undering? can he be undering? can we be undering? can you be undering? can they be undering?
Perfecto	Perfecto con V-ing
can I have undered? can you have undered? can he have undered? can we have undered? can you have undered? can they have undered?	can I have been undering? can you have been undering? can he have been undering? can we have been undering? can you have been undering? can they have been undering?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I under? can't you under? can't he under? can't we under? can't you under? can't they under?	can't I be undering? can't you be undering? can't he be undering? can't we be undering? can't you be undering? can't they be undering?
Perfecto	Perfecto con V-ing
can't I have undered? can't you have undered? can't he have undered? can't we have undered? can't you have undered? can't they have undered?	can't I have been undering? can't you have been undering? can't he have been undering? can't we have been undering? can't you have been undering? can't they have been undering?